# coding:utf-8

def add(a:int, b:int=3):
    print(a + b)

add(1, 2)
add('hello', '小慕')

def test(a:int, b:int=3, *args:int, **kwargs:str):
    print(a, b, args, kwargs)

test(1, 2, 3, '4', name='小慕')

def test2(a:int, b, c=3):
    print(a, b, c)

test2(1, 3, 4)
# str, list, dict, tuple float